| Vendor | Spec | Unit | Price | Currency | Date |
| Beijing Yanshan Petrol-Chemical Industry Co., Ltd. | China national standards | MT | 987.94 | USD | 20250923 |
| Shandong Xingpeng Yongfa Chemical Co., Ltd. | China national standards | MT | 952.76 | USD | 20250923 |
| China Petroleum and Chemical Co., Ltd., QILU Branch | China national standards | MT | 1013.27 | USD | 20250923 |
| Xiamen Yudeshun Chemical Products Co., Ltd. | China national standards | MT | 1336.95 | USD | 20250923 |
| Hubei Seven Eight Nine Chemical Co., Ltd. | China national standards | MT | 1294.74 | USD | 20250923 |
| Hubei Seven Eight Nine Chemical Co., Ltd. | China national standards | MT | 1294.74 | USD | 20250923 |
| China Petroleum and Chemical Co., Ltd., QILU Branch | China national standards | MT | 1224.37 | USD | 20250923 |
| Sinopec Northeast Natural Gas Sales Co., Ltd. | China national standards | MT | 1196.22 | USD | 20250923 |
| Jinan Jiaxing Chemical Co., Ltd. | China national standards | MT | 1154.0 | USD | 20250923 |
| Beijing Yanshan Petrol-Chemical Industry Co., Ltd. | China national standards | MT | 928.83 | USD | 20250923 |